I must deepen you must deepen she must deepen we must deepen you must deepen they must deepen
Forma con V-ing
I must be deepening you must be deepening she must be deepening we must be deepening you must be deepening they must be deepening
Perfecto
I must have deepened you must have deepened she must have deepened we must have deepened you must have deepened they must have deepened
Perfecto con V-ing
I must have been deepening you must have been deepening she must have been deepening we must have been deepening you must have been deepening they must have been deepening
Negación
Forma simple
I must not deepen you must not deepen she must not deepen we must not deepen you must not deepen they must not deepen
Forma con V-ing
I must not be deepening you must not be deepening she must not be deepening we must not be deepening you must not be deepening they must not be deepening
Perfecto
I must not have deepened you must not have deepened she must not have deepened we must not have deepened you must not have deepened they must not have deepened
Perfecto con V-ing
I must not have been deepening you must not have been deepening she must not have been deepening we must not have been deepening you must not have been deepening they must not have been deepening
Forma interrogativa
Forma simple
must I deepen? must you deepen? must she deepen? must we deepen? must you deepen? must they deepen?
Forma con V-ing
must I be deepening? must you be deepening? must she be deepening? must we be deepening? must you be deepening? must they be deepening?
Perfecto
must I have deepened? must you have deepened? must she have deepened? must we have deepened? must you have deepened? must they have deepened?
Perfecto con V-ing
must I have been deepening? must you have been deepening? must she have been deepening? must we have been deepening? must you have been deepening? must they have been deepening?
Forma interro-negativa
Forma simple
must I not deepen? must you not deepen? must she not deepen? must we not deepen? must you not deepen? must they not deepen?
Forma con V-ing
must I not be deepening? must you not be deepening? must she not be deepening? must we not be deepening? must you not be deepening? must they not be deepening?
Perfecto
must I not have deepened? must you not have deepened? must she not have deepened? must we not have deepened? must you not have deepened? must they not have deepened?
Perfecto con V-ing
must I not have been deepening? must you not have been deepening? must she not have been deepening? must we not have been deepening? must you not have been deepening? must they not have been deepening?